KOREA WHO
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President and CEO of SK Telecom
Jeong Jai-hun
First Lawyer-Turned SK Telecom CEO Faces Dual Challenge of Restoring Trust and Leading the Company’s Rise as a National AI Champion
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Last Updated on Nov 11, 2025
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President and CEO of SK Telecom
Life Summary
Jeong Jai-hun is the CEO of SK Telecom.
He is focusing his capabilities on driving SK Telecom’s systematic transition into a global AI company.
He faces the important task of restoring customer trust and strengthening the company’s information protection systems in the wake of cybersecurity incidents.
He was born on June 23, 1968, in Masan, Gyeongsangnam-do.
He graduated from Masan High School and earned a degree in public law from Seoul National University.
After passing the 39th bar exam, he served as a judge at the Daejeon District Court, Suwon District Court, Seoul Central District Court, and Changwon District Court. He later became Director of the Information and Communications Bureau at the National Court Administration and Senior Judge at the Seoul Central District Court.
He joined SK Telecom in 2020 as Head of the Legal Group. As a founding member of SK Square, he led the Investment Support Center at the time of its establishment.
Since 2024, he has served as President of External Relations at SK Telecom, overseeing ESG, Corporate Relations, and Public Relations, while also chairing the Governance Committee of the SUPEX Council, SK Group’s top decision-making body.
In October 2025, he was appointed CEO of SK Telecom.
He is the first person from a legal background to become CEO in SK Telecom’s history.
#SKTelecom #JeongJaihun #AIcompany #cybersecurity #informationprotection #SKGroup #SUPEXCouncil #governance #leadership #ESG
He is focusing his capabilities on driving SK Telecom’s systematic transition into a global AI company.
He faces the important task of restoring customer trust and strengthening the company’s information protection systems in the wake of cybersecurity incidents.
He was born on June 23, 1968, in Masan, Gyeongsangnam-do.
He graduated from Masan High School and earned a degree in public law from Seoul National University.
After passing the 39th bar exam, he served as a judge at the Daejeon District Court, Suwon District Court, Seoul Central District Court, and Changwon District Court. He later became Director of the Information and Communications Bureau at the National Court Administration and Senior Judge at the Seoul Central District Court.
He joined SK Telecom in 2020 as Head of the Legal Group. As a founding member of SK Square, he led the Investment Support Center at the time of its establishment.
Since 2024, he has served as President of External Relations at SK Telecom, overseeing ESG, Corporate Relations, and Public Relations, while also chairing the Governance Committee of the SUPEX Council, SK Group’s top decision-making body.
In October 2025, he was appointed CEO of SK Telecom.
He is the first person from a legal background to become CEO in SK Telecom’s history.
#SKTelecom #JeongJaihun #AIcompany #cybersecurity #informationprotection #SKGroup #SUPEXCouncil #governance #leadership #ESG